Patent · US Expired

Diazo negative color proofing process utilizing acrylic/acrylate polymers

US4929532A · kind A · utility

7Cited by
15References
20Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 12, 1989
Grant dateMay 29, 1990
Priority date
Expiry dateApr 12, 2009

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/0215
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

The invention relates to negative photosensitized sheet constructions which, upon exposure to an actinic radiation source through a screened image, can accurately reproduce said image. The construction is useful as a color proofing film which can be employed to predict the image quality from a lithographic printing process.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.